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ADUM1281CRZ Datasheet(PDF) 8 Page - Analog Devices |
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ADUM1281CRZ Datasheet(HTML) 8 Page - Analog Devices |
8 / 16 page ADuM1280/ADuM1281/ADuM1285/ADuM1286 Data Sheet Rev. 0 | Page 8 of 16 DIN V VDE V 0884-10 (VDE V 0884-10): 2006-12 INSULATION CHARACTERISTICS These isolators are suitable for reinforced electrical isolation within the safety limit data only. Maintenance of the safety data is ensured by protective circuits. The asterisk (*) marked on packages denotes DIN V VDE V 0884-10 approval. Table 16. Description Conditions Symbol Characteristic Unit Installation Classification per DIN VDE 0110 For Rated Mains Voltage ≤ 150 V rms I to IV For Rated Mains Voltage ≤ 300 V rms I to III For Rated Mains Voltage ≤ 400 V rms I to II Climatic Classification 40/105/21 Pollution Degree per DIN VDE 0110, Table 1 2 Maximum Working Insulation Voltage V IORM 560 V PEAK Input-to-Output Test Voltage, Method B1 V IORM × 1.875 = Vpd(m), 100% production test, t ini = tm = 1 sec, partial discharge < 5 pC V pd(m) 1050 V PEAK Input-to-Output Test Voltage, Method A After Environmental Tests Subgroup 1 V IORM × 1.5 = Vpd(m), tini=60 sec, tm = 10 sec, partial discharge < 5 pC V pd(m) 840 V PEAK After Input and/or Safety Test Subgroup 2 and Subgroup 3 V IORM × 1.2 = Vpd(m), tini = 60 sec, tm = 10 sec, partial discharge < 5 pC V pd(m) 672 V PEAK Highest Allowable Overvoltage V IOTM 4000 V PEAK Withstand Isolation Voltage 1 minute withstand rating V ISO 3000 V RMS Surge Isolation Voltage V PEAK = 10 kV, 1.2 µs rise time, 50 µs, 50% fall time V IOSM 6000 V PEAK Safety Limiting Values Maximum value allowed in the event of a failure (see Figure 3) Case Temperature T S 150 °C Side 1 I DD1 Current I S1 290 mA Insulation Resistance at T S V IO = 500 V R S >109 Ω 300 0 50 100 150 200 250 0 50 100 150 200 AMBIENT TEMPERATURE (°C) Figure 3. Thermal Derating Curve at VDDx = 5 V, Dependence of Safety- Limiting Values with Case Temperature per DIN V VDE V 0884-10 RECOMMENDED OPERATING CONDITIONS Table 17. Parameter Symbol Min Max Unit Operating Temperature T A −40 +125 °C Supply Voltages1 V DD1, VDD2 2.7 5.5 V Input Signal Rise and Fall Times 1.0 ms 1 See the DC Correctness and Magnetic Field Immunity section. |
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